Royal Holloway, Institute for Quantum Optics and Quantum Information – Vienna & The Centre de Physique Théorique – UMR 7332 – CNRS and Aix-Marseille Université and Université de Toulon & The University of Western Ontario and Rotman Institute for Philosophy & Perimeter Institute for Theoretical Physics &Institute for Quantum Optics and Quantum Information, Vienna

Andrea Di Biagio, Richard Howl, Časlav Brukner, Carlo Rovelli, Marios Christodoulou
, UWO London,

Preprint: 2305.05645